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Commit 0ec4eb71 authored by Arvind Yadav's avatar Arvind Yadav Committed by Greg Kroah-Hartman
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w1: use put_device() if device_register() fail 



If device_register() returned an error! Always use put_device()
to give up the reference initialized in device_register().

Signed-off-by: default avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent aeef9c09

drivers/w1/w1.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -706,6 +706,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl) 
		dev_err(&sl->dev,

		dev_err(&sl->dev,

			"Device registration [%s] failed. err=%d\n",

			"Device registration [%s] failed. err=%d\n",

			dev_name(&sl->dev), err);

			dev_name(&sl->dev), err);

		put_device(&sl->dev);

		return err;

		return err;

	}

	}

	w1_family_notify(BUS_NOTIFY_ADD_DEVICE, sl);

	w1_family_notify(BUS_NOTIFY_ADD_DEVICE, sl);